Day 31 & 32
Java Collection & List
Collection → core (add, remove, stream)
List → ordered + duplicates
ArrayList | LinkedList | Vector
special thanks to @adityatandon02@rohit_negi9@CoderArmy
Day 30 of Java 🚀
Learned Iterable & Iterator
Standard way to traverse collections
Separates data & traversal
Iterable → gives iterator()
Iterator → hasNext(), next()
For-each uses Iterator internally
Thanks to @adityatandon02@rohit_negi9 sir
Day 29
Java Collections = dynamic data handling
List (ordered) | Set (unique) | Queue (FIFO) | Map (key-value)
special thanks to @adityatandon02@rohit_negi9@CoderArmy
Day 28 of Java
Java Wildcards
<?> any type
<? extends T> read
<? super T> write
special thanks to @adityatandon02@CoderArmy@rohit_negi9 sir
Day 26 of Learning Java Covered Strings in depth:
String methods (length, equals, substring, etc.)
String manipulation (replace, split, join, etc.)
String Interning
StringBuilder vs StringBuffer
special thanks to @adityatandon02@CoderArmy@rohit_negi9#LearningInPublic